Seven Star® (also known as Supreme Premium Products, INC) is located in New York City. Millions of customers from every part of the world have bought and used their products, since the company’s inception in 1987. They produce a variety of 220 Volt products, including voltage converters and transformers, plug adapters, and power inverters. Seven Star® is possibly best known for their popular and widely trusted ATVR series of deluxe automatic voltage regulators, which have been trusted by every branch of the military and multiple government organizations. Seven Star® continues to move forward, building new degrees of innovation in order to release products in the near future.